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SIM cards and eSIM in Bulgaria

Which carriers matter, what buying a SIM involves, and when an eSIM is the smarter move.

Mobile internet eSIM Best option when traveling

Guac app icon

Guac

Recommended

Reliable mobile internet at better prices than most travel eSIMs, with polished iOS and Android apps and support for making and receiving phone calls.

Airalo

One of the biggest travel eSIM brands, with a very large destination catalog.

Holafly

Known for unlimited-data plans in many destinations, at a higher price per gigabyte.

Buying a local SIM card ID registration required

Registration
Bring your passport; the seller registers the prepaid SIM during activation.
Tourist plans and prices
Yettel prepaid includes 6 GB for 14 days and costs around 8 BGN ($4.50).
Where to buy
Airport counters and city carrier stores are the easiest places to buy; confirm activation before leaving.

Good to know

The domestic data allowance may be much larger than the EU roaming allowance; check the roaming cap.

Local carriers

  • Vivacom

    Best choice for broad coverage, including rural areas.

  • A1 Bulgaria

    A solid alternative; compare current prepaid offers before buying.

  • Yettel Bulgaria

    Good-value option when price matters most.

Sources and how current this is

Frequently asked questions

Do I need my passport to buy a SIM card in Bulgaria?

Bring your passport; the seller registers the prepaid SIM during activation.

What is the best eSIM for Bulgaria?

Guac eSIM covers Bulgaria with data plans starting from $0.58 per GB and instant activation, so your phone is online the moment you land. Airalo and Holafly are popular alternatives.